The Moen 3510 Moentrol Tub/Shower Rough-in Valve is a high-quality, pressure balancing shower valve designed specifically by Moen. Made in the United States, this valve comes with a rough-in valve and plaster guard included, making it a convenient choice for home improvement projects involving plumbing. With its 1/2" IPS size and unfinished finish, this product ensures a reliable and functional addition to any bathtub or shower setup.